| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.34 | 3.47 | -0.13 |
| Feb | 3.27 | 3.26 | 0.01 |
| Mar | 4.54 | 4.48 | 0.06 |
| Apr | 5.11 | 5.23 | -0.12 |
| May | 5.07 | 5.09 | -0.02 |
| Jun | 4.33 | 4.33 | 0.00 |
| Jul | 4.29 | 4.33 | -0.04 |
| Aug | 3.03 | 3.10 | -0.07 |
| Sep | 3.43 | 3.49 | -0.06 |
| Oct | 3.42 | 3.42 | 0.00 |
| Nov | 3.97 | 3.90 | 0.07 |
| Dec | 3.96 | 3.99 | -0.03 |
47.76 | 48.09 | -0.33 |